package com.xja.zf.service;

import com.xja.zf.entity.Users;
import org.apache.catalina.User;

public interface UsersService {
    //  <!--注册时，查询用户是否已经存在-->
    Users selectUserExist(String loginName);

    //注册
    int insertSelective(Users record);

    public Users login(Users users)throws Exception;
}
